package cn.mall.cart.vo;

import java.math.BigDecimal;
import java.util.List;

/**
 * 整个购物车
 */


public class Cart {
    List<CartItem> items; //购物项列表
    private Integer countNum; //商品数量
    private Integer countType;//商品类型数量
    private BigDecimal totalAmount;//商品总价
    private BigDecimal reduce = new BigDecimal(0.00);//折扣或减免价格

    public List<CartItem> getItems() {
        return items;
    }

    public void setItems(List<CartItem> items) {
        this.items = items;
    }

    /**
     * 计算出每个购物项数量总和
     * @return
     */

    public Integer getCountNum() {
        int count =0;
        if (items != null && items.size()>0){
            for (CartItem item : items) {
                count += item.getCount();
            }
        }
        return count;
    }

    /**
     * 计算每个购物项数量总和
     * @return
     */



    public Integer getCountType() {
        int count =0;
        if (items != null && items.size()>0){
            for (CartItem item : items) {
                count += 1;
            }
        }
        return count;
    }

//计算购物车商品的总价格

    public BigDecimal getTotalAmount() {
        BigDecimal amount = new BigDecimal(0.00);
        if (items != null && items.size()>0){
            for (CartItem item : items) {
                BigDecimal totalPrice = item.getTotalPrice();
                amount=amount.add(totalPrice);
            }
        }

        return amount;
    }

    public void setTotalAmount(BigDecimal totalAmount) {
        this.totalAmount = totalAmount;
    }

    public BigDecimal getReduce() {
        return reduce;
    }

    public void setReduce(BigDecimal reduce) {
        this.reduce = reduce;
    }
}
